1331477280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4320

約数の個数: 288

約数和(自身を含む): 5361527808

約数和(自身を除く): 4030050528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2480, 2520, 2604, 2790, 2976, 3255, 3360, 3472, 3720, 3906, 4261, 4340, 4464, 4960, 5040, 5208, 5580, 6510, 6944, 7440, 7812, 8522, 8680, 8928, 9765, 10080, 10416, 11160, 12783, 13020, 14880, 15624, 17044, 17360, 19530, 20832, 21305, 22320, 25566, 26040, 29827, 31248, 34088, 34720, 38349, 39060, 42610, 44640, 51132, 52080, 59654, 62496, 63915, 68176, 76698, 78120, 85220, 89481, 102264, 104160, 119308, 127830, 132091, 136352, 149135, 153396, 156240, 170440, 178962, 191745, 204528, 238616, 255660, 264182, 268443, 298270, 306792, 312480, 340880, 357924, 383490, 396273, 409056, 447405, 477232, 511320, 528364, 536886, 596540, 613584, 660455, 681760, 715848, 766980, 792546, 894810, 924637, 954464, 1022640, 1056728, 1073772, 1188819, 1193080, 1227168, 1320910, 1342215, 1431696, 1533960, 1585092, 1789620, 1849274, 1981365, 2045280, 2113456, 2147544, 2377638, 2386160, 2641820, 2684430, 2773911, 2863392, 3067920, 3170184, 3579240, 3698548, 3962730, 4226912, 4295088, 4623185, 4755276, 4772320, 5283640, 5368860, 5547822, 5944095, 6135840, 6340368, 7158480, 7397096, 7925460, 8321733, 8590176, 9246370, 9510552, 10567280, 10737720, 11095644, 11888190, 12680736, 13869555, 14316960, 14794192, 15850920, 16643466, 18492740, 19021104, 21134560, 21475440, 22191288, 23776380, 27739110, 29588384, 31701840, 33286932, 36985480, 38042208, 41608665, 42950880, 44382576, 47552760, 55478220, 63403680, 66573864, 73970960, 83217330, 88765152, 95105520, 110956440, 133147728, 147941920, 166434660, 190211040, 221912880, 266295456, 332869320, 443825760, 665738640, 1331477280]

約数ペア:

[(1, 1331477280), (2, 665738640), (3, 443825760), (4, 332869320), (5, 266295456), (6, 221912880), (7, 190211040), (8, 166434660), (9, 147941920), (10, 133147728), (12, 110956440), (14, 95105520), (15, 88765152), (16, 83217330), (18, 73970960), (20, 66573864), (21, 63403680), (24, 55478220), (28, 47552760), (30, 44382576), (31, 42950880), (32, 41608665), (35, 38042208), (36, 36985480), (40, 33286932), (42, 31701840), (45, 29588384), (48, 27739110), (56, 23776380), (60, 22191288), (62, 21475440), (63, 21134560), (70, 19021104), (72, 18492740), (80, 16643466), (84, 15850920), (90, 14794192), (93, 14316960), (96, 13869555), (105, 12680736), (112, 11888190), (120, 11095644), (124, 10737720), (126, 10567280), (140, 9510552), (144, 9246370), (155, 8590176), (160, 8321733), (168, 7925460), (180, 7397096), (186, 7158480), (210, 6340368), (217, 6135840), (224, 5944095), (240, 5547822), (248, 5368860), (252, 5283640), (279, 4772320), (280, 4755276), (288, 4623185), (310, 4295088), (315, 4226912), (336, 3962730), (360, 3698548), (372, 3579240), (420, 3170184), (434, 3067920), (465, 2863392), (480, 2773911), (496, 2684430), (504, 2641820), (558, 2386160), (560, 2377638), (620, 2147544), (630, 2113456), (651, 2045280), (672, 1981365), (720, 1849274), (744, 1789620), (840, 1585092), (868, 1533960), (930, 1431696), (992, 1342215), (1008, 1320910), (1085, 1227168), (1116, 1193080), (1120, 1188819), (1240, 1073772), (1260, 1056728), (1302, 1022640), (1395, 954464), (1440, 924637), (1488, 894810), (1680, 792546), (1736, 766980), (1860, 715848), (1953, 681760), (2016, 660455), (2170, 613584), (2232, 596540), (2480, 536886), (2520, 528364), (2604, 511320), (2790, 477232), (2976, 447405), (3255, 409056), (3360, 396273), (3472, 383490), (3720, 357924), (3906, 340880), (4261, 312480), (4340, 306792), (4464, 298270), (4960, 268443), (5040, 264182), (5208, 255660), (5580, 238616), (6510, 204528), (6944, 191745), (7440, 178962), (7812, 170440), (8522, 156240), (8680, 153396), (8928, 149135), (9765, 136352), (10080, 132091), (10416, 127830), (11160, 119308), (12783, 104160), (13020, 102264), (14880, 89481), (15624, 85220), (17044, 78120), (17360, 76698), (19530, 68176), (20832, 63915), (21305, 62496), (22320, 59654), (25566, 52080), (26040, 51132), (29827, 44640), (31248, 42610), (34088, 39060), (34720, 38349)]